iran, meanwhile, is holding a massive air defense drill just a week after firing on a u.s. drone in international airspace. but what if we didn't have to worry about any of those concerns anymore? well, according to the international energy agency, in 2020 we might not have to. sharon epperson is live at the nymex with the details. >> sue, there is in fact a major transformation that is under way in the oil and gas industry and particularly here in the u.s. and it is going to change the landscape dramatically. in just the next seven years. what the international energy agency is saying is that, of course, for many years, we have seen the concentration of the world's oil production in saudi arabia, and in fact saudi arabia is the second largest exporter to the united states of crude oil. but the iea says that the u.s. is going to overtake saudi arabia as the top oil producer in the world by 2020. then by 2035, just about two decades from now, we will see our reliance on middle eastern oil completely gone. in fact we will become completely self-sufficient in terms of our ener